package com.zhoubg.spring.transaction.demo2.service;

/**
 * Create by Zhoubg at 2017/10/18
 */

public interface AccountService {
    /**
     * @param out	:转出账号
     * @param in	:转入账号
     * @param money	:转账金额
     */
    public void transfer(String out, String in, Double money);
}
